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PYREX™ Class A Flasks for Light-Sensitive Materials

Calibrated “To Contain”

Manufacturer: corning incorporated  C55640200FO

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Catalog No. 11-850-21


Description & Specifications


Material Pyrex
Bottom Shape Flat
Capacity (Metric) 200mL
Diameter (Metric) Outer 74mm
Diameter (English) Outer 2.9 in.
Graduated Yes
Height (Metric) 21.4cm
Height (English) 8.42 in.
Neck Style Long
Stopper Material Glass
Stopper Number 13
Tolerance ±0.1mL

  • Made of low actinic glass
  • Filter out ultraviolet and most visible light below 500nm
  • standard taper barrelhead stoppers
  • Tolerances specified on Class A Tolerances Chart